87020900

素因数分解:

$2^2\times 5^2\times {\mathrm{373}}^1\times {\mathrm{2333}}^1$

素因数の和:2720

約数の個数: 36

約数和(自身を含む): 189422772

約数和(自身を除く): 102401872

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 373, 746, 1492, 1865, 2333, 3730, 4666, 7460, 9325, 9332, 11665, 18650, 23330, 37300, 46660, 58325, 116650, 233300, 870209, 1740418, 3480836, 4351045, 8702090, 17404180, 21755225, 43510450, 87020900]

約数ペア:

[(1, 87020900), (2, 43510450), (4, 21755225), (5, 17404180), (10, 8702090), (20, 4351045), (25, 3480836), (50, 1740418), (100, 870209), (373, 233300), (746, 116650), (1492, 58325), (1865, 46660), (2333, 37300), (3730, 23330), (4666, 18650), (7460, 11665), (9325, 9332)]